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Magnificent sea anemone

Radianthus magnifica

The Magnificent Sea Anemone is a breathtaking, large marine invertebrate. It demands pristine water, intense lighting, and strong flow, often hosting clownfish.

Taxonomy
Class:Anthozoa
Order:Actiniaria
Family:Stichodactylidae
Genus:Radianthus
Species:Radianthus magnifica
Formerly known as:Heteractis magnifica

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Water Temperature

24 - 28 °C

pH Value

8.1 - 8.4

Water type

Marine

Minimum group

>= 1

Species description

Geographic Origin and Biotope: No additional source-verified editorial notes are available about geographic origin and biotope for Radianthus magnifica. Consult this record's parameters and sources.
Taxonomy and Morphology: No additional source-verified editorial notes are available about taxonomy and morphology for Radianthus magnifica. Consult this record's parameters and sources.
Social Behaviour: No additional source-verified editorial notes are available about social behaviour for Radianthus magnifica. Consult this record's parameters and sources.
Colouration and Sexual Dimorphism: No additional source-verified editorial notes are available about colouration and sexual dimorphism for Radianthus magnifica. Consult this record's parameters and sources.

Care, breeding and tankmates

Aquarium Setup: Guidance about aquarium setup for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.
Feeding and Diet: Guidance about feeding and diet for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.
Water Quality: Guidance about water quality for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.
Compatibility and Coexistence: Guidance about compatibility and coexistence for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.
Aquarium Breeding: Guidance about aquarium breeding for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.
Risks and Disease: Guidance about risks and disease for Radianthus magnifica must rely exclusively on the parameters and sources listed on this record.

Geographic Origin and Distribution

This species originates from: Indo West Pacific, French(French Polynesia), Kingman Reef.

Origin

Tropical oceans and reefs

Invertebrate profile

Diet
No verified data available
Ecological role
No verified data available
Life expectancy
No verified data available
Adult size
No verified data available
Jump risk
No verified data available
Shock sensitivity
No verified data available
Calcium and minerals
No verified data available
Molting
No verified data available
Reproduction
No verified data available
Compatibility & tankmates
No verified data available

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Recommendations grouped by close relatives, companion choices, and similar care.

Last updated: 08/10/2026
Magnificent sea anemone (Radianthus magnifica) Care Guide & Tank Setup | Atlarium